Premature corrosion of a substrate is usually due to a coating failure. A major cause is the presence of flaws in the finished coating, collectively referred to as porosity. Holiday test is used to detect holes, known as holidays or discontinuities, in a coating. Holiday testing allows the detection of even smallest coating flaws invisible to the naked eye. There are various techniques and equipment available for holiday detection.
Aurora offers a range of holiday detectors that make holiday detection safer, faster and more reliable than ever before. Aurora's range of holiday detection testers uses variety of techniques including high voltage holiday detection and DC pulsed holiday detection. All holiday detectors are available with a wide range of accessories that will allow holiday testing on all types of substrates and applications.